CN104551560A - Machining and checking method of blade root measuring tool - Google Patents
Machining and checking method of blade root measuring tool Download PDFInfo
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- CN104551560A CN104551560A CN201410757534.9A CN201410757534A CN104551560A CN 104551560 A CN104551560 A CN 104551560A CN 201410757534 A CN201410757534 A CN 201410757534A CN 104551560 A CN104551560 A CN 104551560A
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- molded line
- measurer
- blade root
- tempte
- line groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
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Abstract
The invention provides a machining and checking method of a blade root measuring tool and relates to the machining and checking method of the blade root measuring tool which is used for checking a steam turbine blade, aiming at solving the problem of an existing machining and checking method of the blade root measuring tool that the efficiency is low. The machining and checking method comprises the following steps: step 4, turning a left side wall of a molded line groove into a left side wall of a rotary molded line by a blade root molded line left turning tool; step 5, if the top end of a half molded line sample plate cannot slide in the molded line groove machined in the step 4 and the bottom end of the half molded line sample plate can slide in the molded line groove machined in the step 4, determining that the molded line groove machined in the step 4 is qualified; step 6, turning a right side wall of the molded line groove into a right side wall of the rotary molded line by a blade root molded line right turning tool; step 7, if the top end of a full molded line sample plate cannot slide in the molded line groove machined in the step 6 and the bottom end of the full molded line sample plate can slide in the molded line groove machined in the step 6, determining that the molded line groove machined in the step 6 is qualified. The machining and checking method is used for machining and checking the blade root measuring tool.
Description
Technical field
The present invention relates to a kind of processing and the method for inspection of the blade root measurer for checking turbine blade.
Background technology
Blade root measurer is the important instruments of inspection checking turbine blade, the machining accuracy of blade root measurer directly determines the crudy of turbine blade, but because the molded line groove sidewall of this blade root measurer is for rotating molded line sidewall, so molded line groove complex structure, and blade root measurer is high to the required precision rotating molded line sidewall, the appearance and size error requirements of this blade root measurer is within 0.02mm, and the molded line profile error rotating molded line sidewall requires within 0.015mm.It is low to there is working (machining) efficiency in existing blade root measurer processing method, and is complicated curved surface sidewall owing to rotating molded line sidewall, low to the checkability rotating molded line sidewall machining accuracy.
Summary of the invention
The object of this invention is to provide a kind of processing and the method for inspection of blade root measurer, to solve the problem of the processing of existing blade root measurer and method of inspection inefficiency.
The present invention is the technical scheme taked that solves the problem: described processing and the method for inspection realize according to the following steps:
Step one: the blank of blade root measurer is put into moderate oven and heats, heating-up temperature is 820 DEG C to 840 DEG C, heat time is 30 minutes, described blank is put into tank and be cooled to 300 DEG C to 400 DEG C, cool time is 20 minutes to 30 minutes, described blank is put into oil groove and is cooled to normal temperature, described blank is put into tempering furnace tempering, temperature is 560 DEG C, and tempering time is 2 hours, and making the blank of blade root measurer modified is Rockwell hardness 31HRC to 35HRC;
Step 2: be cylinder blank part by the blank turning of blade root measurer, the diameter of cylinder blank part is 700mm and length is 103mm, each end face of cylinder blank part and the perpendicularity on the face of cylinder are 0.02mm, and the roughness of described each end face is Ra3.2;
Step 3: turning cylinder blank part is 347.1mm to 347.2mm to exradius, turning molded line groove, the bottom surface radius of molded line groove 01 is 297mm, and the cell body width of molded line groove is 23.05mm to 23.1mm;
Step 4: the left lathe tool of blade-root molded line is formed turning tool, blade-root molded line left lathe tool cutting tool shape is consistent with the cross sectional shape rotating molded line left side wall 04, and the left side wall turning of molded line groove is rotation molded line left side wall by the left lathe tool of blade-root molded line;
Step 5: the end shape of half mould line tempte is consistent with lower shape and be symmetrical arranged, the molded line slot cross-section shape that end shape and the step 4 of half mould line tempte machine is consistent, the end shape of half mould line tempte is of a size of the maximum limit of size of the standard type wire casing cross sectional shape that step 4 has required, the lower shape of half mould line tempte is of a size of the minimum limit of size of the standard type wire casing cross sectional shape that step 4 has required, the top of half mould line tempte and bottom is used to slide in the molded line groove that step 4 machines respectively, if slide in the molded line groove that the top of half mould line tempte can not machine in step 4 and slide in the molded line groove that can machine in step 4 of the bottom of half mould line tempte, then the molded line slot machining that machines of step 4 is qualified, if slide in the molded line groove that the top of half mould line tempte can machine in step 4, then the molded line slot machining that machines of step 4 is defective, if slide in the molded line groove that the bottom of half mould line tempte can not machine in step 4, then the molded line slot machining that machines of step 4 is defective,
Step 6: blade-root molded line right hand cutting tool is formed turning tool, blade-root molded line right hand cutting tool cutting tool shape is consistent with the cross sectional shape rotating molded line right side wall, and the right side wall turning of molded line groove is rotation molded line right side wall by blade-root molded line right hand cutting tool;
Step 7: the end shape of holotype line tempte is consistent with lower shape and be symmetrical arranged, the top left hand wall shape of holotype line tempte is consistent with the cross sectional shape rotating molded line left side wall, the top right side wall shape of holotype line tempte is consistent with the cross sectional shape rotating molded line right side wall, the end shape of holotype line tempte is of a size of the maximum limit of size of the standard type wire casing cross sectional shape that step 6 has required, the lower shape of holotype line tempte is of a size of the minimum limit of size of the standard type wire casing cross sectional shape required in step 6, the top of holotype line tempte and bottom is used to slide in the molded line groove that step 6 machines respectively, if slide in the molded line groove that the top of holotype line tempte can not machine in step 6 and slide in the molded line groove that can machine in step 6 of the bottom of holotype line tempte, then the molded line slot machining that machines of step 6 is qualified, if slide in the molded line groove that the top of holotype line tempte can machine in step 6, then the molded line slot machining that machines of step 6 is defective, if slide in the molded line groove that the bottom of holotype line tempte can not machine in step 6, then the molded line slot machining that machines of step 6 is defective,
Step 8: process block blade root measurer with wire cutting machine tool, block blade root measurer is the blade root measurer of long 150mm, wide 100mm and high 100mm;
Step 9: use CNC milling machine to be baseplane by the circular-arc bottom face milling of molded line groove, the top of block blade root measurer and the baseplane distance of molded line groove are 59.95mm to 60.05mm, the baseplane drilling M12 tapped through hole of molded line groove, along the axis of M12 tapped through hole in the blind hole of the bottom surface drill diameter 22mm of block blade root measurer;
Step 10: the rectangle undercut using both sides, planer processing type wire casing baseplane;
Step 11: pincers worker polishing serrate slot, and bore respectively at the two ends, left and right of blade root measurer and attack two tapped blind holes.
The present invention compared with prior art has following beneficial effect:
1, the left lathe tool 02 of blade-root molded line is formed turning tool with blade-root molded line right hand cutting tool 03, due to formed turning tool, to have working (machining) efficiency high, machining accuracy is high, the simple feature of process operation, that is: blade-root molded line left lathe tool cutter tooth 21 shape is consistent with the cross sectional shape rotating molded line left side wall 04, blade-root molded line right hand cutting tool cutter tooth 31 shape is consistent with the cross sectional shape rotating molded line right side wall 05, after cylinder blank part is installed, the left lathe tool of blade-root molded line 02 and blade-root molded line right hand cutting tool 03 respectively continuously feed process and just can complete high-precision turnery processing fast, and these technical movements of feed are simple to operate for the skilled worker of this area continuously, so turn reduce the generation of human error, therefore it is high to use blade-root molded line left lathe tool 02 and blade-root molded line right hand cutting tool 03 processs respectively to rotate molded line left side wall 04 and rotation molded line right side wall 05 to have machining accuracy, the feature that working (machining) efficiency is high.
2, half mould line tempte 06 and holotype line tempte 07 are shaping measurer, and the end shape of half mould line tempte 06 is consistent with lower shape and be symmetrical arranged, and molded line groove 01 cross sectional shape that end shape and the step 4 of half mould line tempte 06 machine is consistent; The end shape of holotype line tempte 07 is consistent with lower shape and be symmetrical arranged, and the top left hand wall shape of holotype line tempte 07 is consistent with the cross sectional shape rotating molded line left side wall 04.Shaping measurer has that testing accuracy is high, checkability is high and the simple feature of checked operation, that is:
The top of half mould line tempte 06 and bottom is used to slide in the molded line groove 01 that step 4 machines respectively, if slide in the molded line groove 01 that the top of half mould line tempte 06 can not machine in step 4 and slip in the molded line groove 01 that can machine in step 4 of the bottom of half mould line tempte 06, it is qualified that the molded line groove 01 that then step 4 machines is processed, if slide in the molded line groove 01 that the top of half mould line tempte 06 can machine in step 4, the molded line groove 01 that then step 4 machines is processed defective, if slide in the molded line groove 01 that the bottom of half mould line tempte 06 can not machine in step 4, the molded line groove 01 that then step 4 machines is processed defective,
The top of holotype line tempte 07 and bottom is used to slide in the molded line groove 01 that step 6 machines respectively, if slide in the molded line groove 01 that the top of holotype line tempte 07 can not machine in step 6 and slip in the molded line groove 01 that can machine in step 6 of the bottom of holotype line tempte 07, it is qualified that the molded line groove 01 that then step 6 machines is processed, if slide in the molded line groove 01 that the top of holotype line tempte 07 can machine in step 6, the molded line groove 01 that then step 6 machines is processed defective, if slide in the molded line groove 01 that the bottom of holotype line tempte 07 can not machine in step 6, the molded line groove 01 that then step 6 machines is processed defective.
After using processing of the present invention and the method for inspection, the processing of blade root measurer and checkability hinge structure improve 30%, and machining accuracy improves 20% relatively, and Human Error Rate reduces by 23% relatively.
Accompanying drawing explanation
Fig. 1 be processing of the present invention and the method for inspection is to be processed and inspection blade root measurer left view, Fig. 2 is the top view of Fig. 1, Fig. 3 be processing of the present invention and the method for inspection is to be processed and inspection blade root measurer front view, Fig. 4 is the machining sketch chart of step 4 in the detailed description of the invention one of processing of the present invention and the method for inspection, Fig. 5 is the inspection schematic diagram of step 5 in the detailed description of the invention one of processing of the present invention and the method for inspection, Fig. 6 is the machining sketch chart of step 6 in the detailed description of the invention one of processing of the present invention and the method for inspection, Fig. 7 is the inspection schematic diagram of step 7 in the detailed description of the invention one of processing of the present invention and the method for inspection.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1 to Fig. 7 illustrates, the described processing of present embodiment and the method for inspection realize according to the following steps:
Step one: the blank of blade root measurer is put into moderate oven and heats, heating-up temperature is 820 DEG C to 840 DEG C, heat time is 30 minutes, described blank is put into tank and be cooled to 300 DEG C to 400 DEG C, cool time is 20 minutes to 30 minutes, described blank is put into oil groove and is cooled to normal temperature, described blank is put into tempering furnace tempering, temperature is 560 DEG C, and tempering time is 2 hours, and making the blank of blade root measurer modified is Rockwell hardness 31HRC to 35HRC;
Step 2: be cylinder blank part by the blank turning of blade root measurer, the diameter of cylinder blank part is 700mm and length is 103mm, each end face of cylinder blank part and the perpendicularity on the face of cylinder are 0.02mm, and the roughness of described each end face is Ra3.2;
Step 3: turning cylinder blank part is 347.1mm to 347.2mm to exradius, turning molded line groove 01, the bottom surface radius of molded line groove 01 is 297mm, and the cell body width of molded line groove 01 is 23.05mm to 23.1mm;
Step 4: the left lathe tool 02 of blade-root molded line is formed turning tool, blade-root molded line left lathe tool cutter tooth 21 shape is consistent with the cross sectional shape rotating molded line left side wall 04, and the left side wall turning of molded line groove 01 is rotation molded line left side wall 04 by the left lathe tool 02 of blade-root molded line;
Step 5: the end shape of half mould line tempte 06 is consistent with lower shape and be symmetrical arranged, molded line groove 01 cross sectional shape that end shape and the step 4 of half mould line tempte 06 machine is consistent, the end shape of half mould line tempte 06 is of a size of the maximum limit of size of standard type wire casing 01 cross sectional shape that step 4 has required, the lower shape of half mould line tempte 06 is of a size of the minimum limit of size of standard type wire casing 01 cross sectional shape that step 4 has required, the top of half mould line tempte 06 and bottom is used to slide in the molded line groove 01 that step 4 machines respectively, if slide in the molded line groove 01 that the top of half mould line tempte 06 can not machine in step 4 and slip in the molded line groove 01 that can machine in step 4 of the bottom of half mould line tempte 06, it is qualified that the molded line groove 01 that then step 4 machines is processed, if slide in the molded line groove 01 that the top of half mould line tempte 06 can machine in step 4, the molded line groove 01 that then step 4 machines is processed defective, if slide in the molded line groove 01 that the bottom of half mould line tempte 06 can not machine in step 4, the molded line groove 01 that then step 4 machines is processed defective,
Step 6: blade-root molded line right hand cutting tool 03 is formed turning tool, blade-root molded line right hand cutting tool cutter tooth 31 shape is consistent with the cross sectional shape rotating molded line right side wall 05, and the right side wall turning of molded line groove 01 is rotation molded line right side wall 05 by blade-root molded line right hand cutting tool 03;
Step 7: the end shape of holotype line tempte 07 is consistent with lower shape and be symmetrical arranged, the top left hand wall shape of holotype line tempte 07 is consistent with the cross sectional shape rotating molded line left side wall 04, the top right side wall shape of holotype line tempte 07 is consistent with the cross sectional shape rotating molded line right side wall 05, the end shape of holotype line tempte 07 is of a size of the maximum limit of size of standard type wire casing 01 cross sectional shape that step 6 has required, the lower shape of holotype line tempte 07 is of a size of the minimum limit of size of standard type wire casing 01 cross sectional shape required in step 6, the top of holotype line tempte 07 and bottom is used to slide in the molded line groove 01 that step 6 machines respectively, if slide in the molded line groove 01 that the top of holotype line tempte 07 can not machine in step 6 and slip in the molded line groove 01 that can machine in step 6 of the bottom of holotype line tempte 07, it is qualified that the molded line groove 01 that then step 6 machines is processed, if slide in the molded line groove 01 that the top of holotype line tempte 07 can machine in step 6, the molded line groove 01 that then step 6 machines is processed defective, if slide in the molded line groove 01 that the bottom of holotype line tempte 07 can not machine in step 6, the molded line groove 01 that then step 6 machines is processed defective,
Step 8: process block blade root measurer with wire cutting machine tool, block blade root measurer is the blade root measurer of long 150mm, wide 100mm and high 100mm;
Step 9: use CNC milling machine to be baseplane 11 by the circular-arc bottom face milling of molded line groove 01, the top 08 of block blade root measurer is 59.95mm to 60.05mm with the baseplane 11 of molded line groove 01 apart from (H), the baseplane 11 drilling M12 tapped through hole 12 of molded line groove 01, along the axis of M12 tapped through hole 12 in the blind hole 13 of the bottom surface drill diameter 22mm of block blade root measurer;
Step 10: the rectangle undercut 09 using both sides, planer processing type wire casing 01 baseplane 11;
Step 11: pincers worker polishing serrate slot 01, and bore respectively at the two ends, left and right of blade root measurer and attack two tapped blind holes 14.
Indication " maximum limit of size of standard type wire casing 01 cross sectional shape that step 4 has required " in the step 5 of present embodiment, refer in mechanical processing process, each step procedure of processing (technique) has corresponding dimensional requirement, and each dimensional requirement has tolerance, namely each step procedure of processing (technique) has the size range of allowance, and " maximum limit of size of standard type wire casing 01 cross sectional shape that step 4 has required " refers to the maximum according to processing molded line groove 01 cross sectional shape in step 4 in the size range of allowance; " minimum limit of size of standard type wire casing 01 cross sectional shape that step 4 has required " refers to according to step 4 the minimum of a value in the size range of molded line groove 01 cross sectional shape processing allowance;
" maximum limit of size of standard type wire casing 01 cross sectional shape that step 6 has required " and " minimum limit of size of standard type wire casing 01 cross sectional shape required in step 6 " in step 7 is synonym explanation.
Detailed description of the invention two: composition graphs 1 to Fig. 7 illustrates, be before cylinder blank part by the blank turning of blade root measurer in the step 2 of present embodiment, auxiliary head is gone out in one end turning of the blank of blade root measurer, auxiliary head is cylinder, auxiliary head length is 20mm and diameter is 400mm, and the blank turning of blade root measurer is cylinder blank part by lathe chuck clamping auxiliary head.
First turning auxiliary head in present embodiment, then the advantage that the blank turning of blade root measurer is cylinder blank part is by lathe chuck clamping auxiliary head, the cylinder blank part outer surface roughness that effective guarantee turnery processing is complete, prevent from directly using the blank of lathe chuck direct clamping blade root measurer to be damaged by described blank outer surface, and use auxiliary head to be convenient to measure constantly described blank at any time in process, improve the checkability to described blank.
In present embodiment, undocumented technical characteristic is identical with detailed description of the invention one.
Detailed description of the invention three: composition graphs 1 to Fig. 7 illustrates, the processing method of the described blade root measurer of present embodiment also comprises step 9: to the figure number of blade root measurer mark respective type.
Because turbine blade is of a great variety, different types of turbine blade uses corresponding blade root measurer to detect, therefore the kind of blade root measurer is also a lot, therefore the complete rear type it being suitable for the turbine blade checked that needs of blade root measurer inspection during manufacture carries out figure labelled notation, so that follow-up management and use.
In present embodiment, undocumented technical characteristic is identical with detailed description of the invention two.
Detailed description of the invention four: composition graphs 1 to Fig. 7 illustrates, first by pincers worker to cylinder blank part is rule before processing block blade root measurer in the step 8 of present embodiment with wire cutting machine tool.
By pincers worker, cylinder blank part is rule in present embodiment, the marking of pincers worker on described blank is convenient to clamping, the location in follow-up wire cutting machine tool processing lumpy blade root measurer process and is checked constantly, and present embodiment improves the working (machining) efficiency of step 8.
In present embodiment, undocumented technical characteristic is identical with detailed description of the invention one or three.
Detailed description of the invention five: composition graphs 1 to Fig. 7 illustrates, is equipped with No. 25 machine oil, No. 35 machine oil or No. 45 machine oil in the oil groove in the step one of present embodiment.
In present embodiment, undocumented technical characteristic is identical with detailed description of the invention four.
Detailed description of the invention six: composition graphs 1 to Fig. 7 illustrates, uses numerically controlled lathe to carry out turning in the step 3 of present embodiment.
In present embodiment, undocumented technical characteristic is identical with detailed description of the invention five.
Detailed description of the invention seven: composition graphs 1 to Fig. 7 illustrates, bores four tapped blind holes 14 of attacking and is M10-6H screwed hole in the step 11 of present embodiment.
In present embodiment, undocumented technical characteristic is identical with detailed description of the invention six.
Embodiment
Embodiment one
Illustrate see Fig. 1 to Fig. 7,
Step one: the blank of blade root measurer is put into moderate oven and heats, heating-up temperature is 820 DEG C, heat time is 30 minutes, described blank is put into tank and is cooled to 300 DEG C, cool time is 20 minutes, described blank is put into oil groove and is cooled to normal temperature, described blank is put into tempering furnace tempering, temperature is 560 DEG C, and tempering time is 2 hours, and making the blank of blade root measurer modified is Rockwell hardness 31HRC;
Step 2 in the present embodiment is identical to step 11 with the step 2 of detailed description of the invention one to step 11.
Embodiment two
Illustrate see Fig. 1 to Fig. 7,
Step one: the blank of blade root measurer is put into moderate oven and heats, heating-up temperature is 840 DEG C, heat time is 30 minutes, described blank is put into tank and is cooled to 400 DEG C, cool time is 30 minutes, described blank is put into oil groove and is cooled to normal temperature, described blank is put into tempering furnace tempering, temperature is 560 DEG C, and tempering time is 2 hours, and making the blank of blade root measurer modified is Rockwell hardness 31HRC to 35HRC;
Step 2 in the present embodiment is identical to step 11 with the step 2 of detailed description of the invention one to step 11.
Embodiment three
Illustrate see Fig. 1 to Fig. 7,
Step one: the blank of blade root measurer is put into moderate oven and heats, heating-up temperature is 830 DEG C, heat time is 25 minutes, described blank is put into tank and is cooled to 350 DEG C, cool time is 30 minutes, described blank is put into oil groove and is cooled to normal temperature, described blank is put into tempering furnace tempering, temperature is 560 DEG C, and tempering time is 2 hours, and making the blank of blade root measurer modified is Rockwell hardness 32.5HRC;
Step 2 in the present embodiment is identical to step 11 with the step 2 of detailed description of the invention one to step 11.
Claims (7)
1. the processing of blade root measurer and a method of inspection, is characterized in that: described processing and the method for inspection realize according to the following steps:
Step one: the blank of blade root measurer is put into moderate oven and heats, heating-up temperature is 820 DEG C to 840 DEG C, heat time is 30 minutes, described blank is put into tank and be cooled to 300 DEG C to 400 DEG C, cool time is 20 minutes to 30 minutes, described blank is put into oil groove and is cooled to normal temperature, described blank is put into tempering furnace tempering, temperature is 560 DEG C, and tempering time is 2 hours, and making the blank of blade root measurer modified is Rockwell hardness 31HRC to 35HRC;
Step 2: be cylinder blank part by the blank turning of blade root measurer, the diameter of cylinder blank part is 700mm and length is 103mm, each end face of cylinder blank part and the perpendicularity on the face of cylinder are 0.02mm, and the roughness of described each end face is Ra3.2;
Step 3: turning cylinder blank part is 347.1mm to 347.2mm to exradius, turning molded line groove (01), the bottom surface radius of molded line groove (01) is 297mm, and the cell body width of molded line groove (01) is 23.05mm to 23.1mm;
Step 4: the left lathe tool of blade-root molded line (02) is formed turning tool, blade-root molded line left lathe tool cutter tooth (21) shape is consistent with the cross sectional shape rotating molded line left side wall (04), and the left side wall turning of molded line groove (01) is rotation molded line left side wall (04) by the left lathe tool of blade-root molded line (02);
Step 5: the end shape of half mould line tempte (06) is consistent with lower shape and be symmetrical arranged, the end shape of half mould line tempte (06) is consistent with molded line groove (01) cross sectional shape that step 4 machines, the end shape of half mould line tempte (06) is of a size of the maximum limit of size of standard type wire casing (01) cross sectional shape that step 4 has required, the lower shape of half mould line tempte (06) is of a size of the minimum limit of size of standard type wire casing (01) cross sectional shape that step 4 has required, the top of half mould line tempte (06) and bottom is used to slide in the molded line groove (01) that step 4 machines respectively, if slide in the molded line groove (01) that the top of half mould line tempte (06) can not machine in step 4 and slip in the molded line groove (01) that can machine in step 4 of the bottom of half mould line tempte (06), it is qualified that the molded line groove (01) that then step 4 machines is processed, if slide in the molded line groove (01) that the top of half mould line tempte (06) can machine in step 4, the molded line groove (01) that then step 4 machines is processed defective, if slide in the molded line groove (01) that the bottom of half mould line tempte (06) can not machine in step 4, the molded line groove (01) that then step 4 machines is processed defective,
Step 6: blade-root molded line right hand cutting tool (03) is formed turning tool, blade-root molded line right hand cutting tool cutter tooth (31) shape is consistent with the cross sectional shape rotating molded line right side wall (05), and the right side wall turning of molded line groove (01) is rotation molded line right side wall (05) by blade-root molded line right hand cutting tool (03);
Step 7: the end shape of holotype line tempte (07) is consistent with lower shape and be symmetrical arranged, the top left hand wall shape of holotype line tempte (07) is consistent with the cross sectional shape rotating molded line left side wall (04), the top right side wall shape of holotype line tempte (07) is consistent with the cross sectional shape rotating molded line right side wall (05), the end shape of holotype line tempte (07) is of a size of the maximum limit of size of standard type wire casing (01) cross sectional shape that step 6 has required, the lower shape of holotype line tempte (07) is of a size of the minimum limit of size of standard type wire casing (01) cross sectional shape required in step 6, the top of holotype line tempte (07) and bottom is used to slide in the molded line groove (01) that step 6 machines respectively, if slide in the molded line groove (01) that the top of holotype line tempte (07) can not machine in step 6 and slip in the molded line groove (01) that can machine in step 6 of the bottom of holotype line tempte (07), it is qualified that the molded line groove (01) that then step 6 machines is processed, if slide in the molded line groove (01) that the top of holotype line tempte (07) can machine in step 6, the molded line groove (01) that then step 6 machines is processed defective, if slide in the molded line groove (01) that the bottom of holotype line tempte (07) can not machine in step 6, the molded line groove (01) that then step 6 machines is processed defective,
Step 8: process block blade root measurer with wire cutting machine tool, block blade root measurer is the blade root measurer of long 150mm, wide 100mm and high 100mm;
Step 9: use CNC milling machine to be baseplane (11) by the circular-arc bottom face milling of molded line groove (01), the top (08) of block blade root measurer is 59.95mm to 60.05mm with the baseplane (11) distance (H) of molded line groove (01), baseplane (11) drilling M (12) tapped through hole (12) of molded line groove (01), along the axis of M12 tapped through hole (12) in the blind hole (13) of the bottom surface drill diameter 22mm of block blade root measurer;
Step 10: the rectangle undercut (09) using planer processing type wire casing (01) baseplane (11) both sides;
Step 11: pincers worker polishing serrate slot (01), and bore respectively at the two ends, left and right of blade root measurer and attack two tapped blind holes (14).
2. the processing of blade root measurer according to claim 1 and the method for inspection, it is characterized in that: be before cylinder blank part by the blank turning of blade root measurer in step 2, auxiliary head is gone out in one end turning of the blank of blade root measurer, auxiliary head is cylinder, auxiliary head length is 20mm and diameter is 400mm, and the blank turning of blade root measurer is cylinder blank part by lathe chuck clamping auxiliary head.
3. the processing of blade root measurer according to claim 2 and the method for inspection, is characterized in that: the processing method of described blade root measurer also comprises step 9: to the figure number of blade root measurer mark respective type.
4. the processing of the blade root measurer according to claim 1 or 3 and the method for inspection, is characterized in that: first rule to cylinder blank part by pincers worker before processing block blade root measurer with wire cutting machine tool in step 8.
5. the processing of blade root measurer according to claim 4 and the method for inspection, is characterized in that: No. 25 machine oil, No. 35 machine oil or No. 45 machine oil are housed in the oil groove in step one.
6. the processing of blade root measurer according to claim 5 and the method for inspection, is characterized in that: use numerically controlled lathe to carry out turning in step 3.
7. the processing of blade root measurer according to claim 6 and the method for inspection, is characterized in that: bore four tapped blind holes (14) of attacking in step 11 and be M10-6H screwed hole.
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| CN201410757534.9A CN104551560B (en) | 2014-12-10 | 2014-12-10 | Machining and checking method of blade root measuring tool |
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| CN201410757534.9A CN104551560B (en) | 2014-12-10 | 2014-12-10 | Machining and checking method of blade root measuring tool |
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| CN104551560B CN104551560B (en) | 2017-01-18 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108127347A (en) * | 2017-12-27 | 2018-06-08 | 哈尔滨汽轮机厂有限责任公司 | Detect the blade specific processing method of technique segmental arc amount |
| CN108127351A (en) * | 2017-12-29 | 2018-06-08 | 哈尔滨汽轮机厂有限责任公司 | A kind of full tooth block processing method of screw thread |
| CN108620821A (en) * | 2018-04-25 | 2018-10-09 | 哈尔滨汽轮机厂有限责任公司 | A kind of radiation test measuring device processing method |
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| CN105291012A (en) * | 2015-11-20 | 2016-02-03 | 沈阳黎明航空发动机(集团)有限责任公司 | Clamp for vibration fatigue of circular-arc-tooth tenon blade and manufacturing method of clamp |
| CN108127347A (en) * | 2017-12-27 | 2018-06-08 | 哈尔滨汽轮机厂有限责任公司 | Detect the blade specific processing method of technique segmental arc amount |
| CN108127351A (en) * | 2017-12-29 | 2018-06-08 | 哈尔滨汽轮机厂有限责任公司 | A kind of full tooth block processing method of screw thread |
| CN108127351B (en) * | 2017-12-29 | 2019-09-24 | 哈尔滨汽轮机厂有限责任公司 | A kind of full tooth block processing method of screw thread |
| CN108620821A (en) * | 2018-04-25 | 2018-10-09 | 哈尔滨汽轮机厂有限责任公司 | A kind of radiation test measuring device processing method |
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